MuHua-123
96 lines
3.5 KiB
C#
96 lines
3.5 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.UIElements;
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#if UNITY_EDITOR
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using UnityEditor;
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#endif
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namespace MuHua {
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public class MUFoldout : VisualElement {
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public new class UxmlFactory : UxmlFactory<MUFoldout, UxmlTraits> { }
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public new class UxmlTraits : VisualElement.UxmlTraits {
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private UxmlStringAttributeDescription Text = new UxmlStringAttributeDescription {
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name = "text",
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defaultValue = "标题"
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};
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private UxmlBoolAttributeDescription Active = new UxmlBoolAttributeDescription {
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name = "active",
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defaultValue = false
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};
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public UxmlIntAttributeDescription Count = new UxmlIntAttributeDescription {
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name = "count"
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};
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public UxmlStringAttributeDescription AssetPath = new UxmlStringAttributeDescription {
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name = "asset-path"
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};
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public override void Init(VisualElement ve, IUxmlAttributes bag, CreationContext cc) {
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base.Init(ve, bag, cc);
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MUFoldout foldout = (MUFoldout)ve;
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foldout.Text = Text.GetValueFromBag(bag, cc);
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foldout.Active = Active.GetValueFromBag(bag, cc);
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foldout.AssetPath = AssetPath.GetValueFromBag(bag, cc);
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#if UNITY_EDITOR
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VisualTreeAsset asset = AssetDatabase.LoadAssetAtPath<VisualTreeAsset>(foldout.AssetPath);
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if (asset == null) { return; }
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foldout.ClearContainer();
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int count = Count.GetValueFromBag(bag, cc);
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for (int i = 0; i < count; i++) { foldout.AddContainer(asset); }
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#endif
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}
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}
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public Label labelElement = new Label();
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public VisualElement title = new VisualElement();
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public VisualElement image = new VisualElement();
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public VisualElement container = new VisualElement();
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public string Text {
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get => labelElement.text;
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set => labelElement.text = value;
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}
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public bool Active {
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get => isActive;
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set => SetActive(value);
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}
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public void AddContainer(VisualTreeAsset asset) {
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AddContainer(asset.Instantiate());
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}
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public void AddContainer(VisualElement element) {
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container.Add(element);
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}
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public void ClearContainer() {
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container.Clear();
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}
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internal bool isActive;
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internal string AssetPath { get; set; }
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internal void SetActive(bool value) {
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isActive = value;
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container.style.display = Active ? DisplayStyle.Flex : DisplayStyle.None;
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}
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public MUFoldout() {
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//设置名称
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title.name = "title";
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image.name = "image";
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labelElement.name = "label";
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container.name = "container";
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//设置USS类名
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AddToClassList("foldout");
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title.AddToClassList("foldout-title");
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image.AddToClassList("foldout-title-image");
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labelElement.AddToClassList("foldout-title-label");
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container.AddToClassList("foldout-container");
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//设置层级结构
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hierarchy.Add(title);
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hierarchy.Add(container);
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title.Add(image);
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title.Add(labelElement);
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//设置事件
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title.RegisterCallback<ClickEvent>((evt) => Active = !Active);
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}
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}
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}
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